3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = null; echo get_class($a);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0040.01116.75
8.3.50.0160.00321.21
8.3.40.0060.00918.73
8.3.30.0100.00318.51
8.3.20.0000.00820.23
8.3.10.0000.00723.66
8.3.00.0080.00021.77
8.2.180.0030.01416.75
8.2.170.0110.00722.96
8.2.160.0030.01020.35
8.2.150.0060.00324.18
8.2.140.0050.00224.66
8.2.130.0040.00421.18
8.2.120.0000.00826.35
8.2.110.0110.00019.37
8.2.100.0120.00017.72
8.2.90.0000.00819.17
8.2.80.0030.00517.97
8.2.70.0060.00317.50
8.2.60.0040.00417.92
8.2.50.0040.00418.10
8.2.40.0070.00022.50
8.2.30.0030.00319.45
8.2.20.0020.00517.59
8.2.10.0040.00417.93
8.2.00.0040.00418.09
8.1.280.0100.01025.92
8.1.270.0030.00522.05
8.1.260.0000.00828.09
8.1.250.0050.00228.09
8.1.240.0030.00623.82
8.1.230.0060.00619.41
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0030.00617.13
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0000.00818.49
8.1.160.0000.00720.64
8.1.150.0000.00720.80
8.1.140.0080.00019.48
8.1.130.0000.00717.62
8.1.120.0070.00017.40
8.1.110.0040.00417.35
8.1.100.0070.00017.40
8.1.90.0040.00417.38
8.1.80.0040.00517.29
8.1.70.0000.00717.42
8.1.60.0040.00417.50
8.1.50.0030.00617.49
8.1.40.0040.00417.42
8.1.30.0030.00517.63
8.1.20.0000.00717.51
8.1.10.0040.00417.59
8.1.00.0060.00317.39
8.0.300.0040.00418.77
8.0.290.0050.00316.63
8.0.280.0050.00218.37
8.0.270.0040.00417.20
8.0.260.0050.00217.18
8.0.250.0060.00016.94
8.0.240.0040.00416.84
8.0.230.0030.00316.84
8.0.220.0030.00316.86
8.0.210.0070.00016.86
8.0.200.0030.00316.93
8.0.190.0040.00416.83
8.0.180.0000.00816.87
8.0.170.0040.00416.92
8.0.160.0030.00617.00
8.0.150.0050.00516.71
8.0.140.0040.00416.84
8.0.130.0030.00313.30
8.0.120.0030.00616.73
8.0.110.0070.00016.75
8.0.100.0070.00016.74
8.0.90.0050.00216.75
8.0.80.0060.00916.88
8.0.70.0060.00316.88
8.0.60.0050.00316.83
8.0.50.0050.00316.69
8.0.30.0130.00716.92
8.0.20.0130.00717.40
8.0.10.0040.00416.90
8.0.00.0110.00716.69
7.4.330.0020.00216.71
7.4.320.0000.00616.43
7.4.300.0000.00716.50
7.4.290.0030.00616.51
7.4.280.0000.00816.52
7.4.270.0070.00016.33
7.4.260.0070.00016.44
7.4.250.0080.00016.39
7.4.240.0000.00716.48
7.4.230.0030.00316.32
7.4.220.0070.01116.46
7.4.210.0060.01016.49
7.4.200.0030.00316.53
7.4.160.0070.01016.54
7.4.150.0070.01317.40
7.4.140.0110.00717.86
7.4.130.0060.01316.41
7.4.120.0080.01116.41
7.4.110.0030.01416.27
7.4.100.0100.00716.34
7.4.90.0090.00916.48
7.4.80.0040.01419.39
7.4.70.0120.00316.39
7.4.60.0130.00316.53
7.4.50.0100.00616.52
7.4.40.0060.01516.50
7.4.30.0040.01516.44
7.4.00.0070.01114.83
7.3.330.0030.00613.18
7.3.320.0050.00013.01
7.3.310.0050.00316.19
7.3.300.0070.00016.24
7.3.290.0000.00616.24
7.3.280.0080.00816.21
7.3.270.0030.01317.40
7.3.260.0070.01116.46
7.3.250.0090.00916.27
7.3.240.0150.00216.36
7.3.230.0120.00616.39
7.3.210.0030.01316.41
7.3.200.0170.00816.46
7.3.190.0080.00816.32
7.3.180.0090.00616.27
7.3.170.0130.00916.56
7.3.160.0040.01216.42
7.3.120.0070.01014.57
7.3.110.0140.00414.44
7.3.100.0080.00814.88
7.3.90.0090.00014.98
7.3.80.0000.00914.92
7.3.70.0080.00414.38
7.3.60.0030.00614.69
7.3.50.0080.00814.48
7.3.40.0030.00914.77
7.3.30.0030.00714.58
7.3.20.0040.00816.61
7.3.10.0060.00316.34
7.3.00.0100.00316.60
7.2.330.0120.00616.29
7.2.320.0090.00916.58
7.2.310.0120.00616.61
7.2.300.0100.00716.51
7.2.290.0090.00616.46
7.2.250.0080.00814.94
7.2.240.0100.01014.43
7.2.230.0040.00714.76
7.2.220.0040.01114.63
7.2.210.0040.00714.41
7.2.200.0030.01314.96
7.2.190.0030.00714.77
7.2.180.0000.01514.64
7.2.170.0030.01015.00
7.2.60.0110.00416.78
7.2.00.0310.00718.86
7.1.330.0070.00715.54
7.1.320.0110.00415.77
7.1.310.0070.00715.48
7.1.300.0070.00715.63
7.1.290.0040.01115.73
7.1.280.0070.00315.78
7.1.270.0040.01115.59
7.1.260.0040.01115.74
7.1.200.0110.00015.77
7.1.100.0030.00818.08
7.1.70.0030.00717.06
7.1.60.0070.01419.40
7.1.50.0070.01716.91
7.1.00.0030.07722.45
7.0.200.0490.00314.59
7.0.60.0270.07321.70
7.0.50.0100.08017.87
7.0.40.0070.08320.06
7.0.30.0200.05320.18
7.0.20.0270.06720.33
7.0.10.0070.05320.13
7.0.00.0130.05320.20
5.6.280.0000.03720.88
5.6.210.0170.06320.43
5.6.200.0030.08318.11
5.6.190.0130.03720.61
5.6.180.0300.07320.27
5.6.170.0200.03720.41
5.6.160.0100.06020.45
5.6.150.0100.06018.22
5.6.140.0000.05318.07
5.6.130.0030.04018.15
5.6.120.0100.07320.99
5.6.110.0130.07021.00
5.6.100.0100.08321.12
5.6.90.0100.08020.98
5.6.80.0100.07720.39
5.5.350.0070.05720.31
5.5.340.0030.08717.95
5.5.330.0130.07320.57
5.5.320.0500.06720.13
5.5.310.0270.06020.41
5.5.300.0030.08317.91
5.5.290.0130.06717.91
5.5.280.0070.08020.89
5.5.270.0070.05020.83
5.5.260.0200.07320.95
5.5.250.0170.07020.70
5.5.240.0130.06320.11

preferences:
48.67 ms | 401 KiB | 5 Q